KR20110074780A - Method and mobile terminal for sharing mobile phone television program - Google Patents

Method and mobile terminal for sharing mobile phone television program Download PDF

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Publication number
KR20110074780A
KR20110074780A KR1020117011589A KR20117011589A KR20110074780A KR 20110074780 A KR20110074780 A KR 20110074780A KR 1020117011589 A KR1020117011589 A KR 1020117011589A KR 20117011589 A KR20117011589 A KR 20117011589A KR 20110074780 A KR20110074780 A KR 20110074780A
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South Korea
Prior art keywords
mobile terminal
packet
television program
sharing
method
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KR1020117011589A
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Korean (ko)
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KR101302880B1 (en
Inventor
샤오빙 링
이 후이
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지티이 코포레이션
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Priority to PCT/CN2008/073313 priority Critical patent/WO2010063147A1/en
Publication of KR20110074780A publication Critical patent/KR20110074780A/en
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Publication of KR101302880B1 publication Critical patent/KR101302880B1/en

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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/60Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/63Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
    • H04N21/643Communication protocols
    • H04N21/6437Real-time Transport Protocol [RTP]
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/41Structure of client; Structure of client peripherals
    • H04N21/414Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance
    • H04N21/41407Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance embedded in a portable device, e.g. video client on a mobile phone, PDA, laptop
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/60Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/61Network physical structure; Signal processing
    • H04N21/6106Network physical structure; Signal processing specially adapted to the downstream path of the transmission network
    • H04N21/6131Network physical structure; Signal processing specially adapted to the downstream path of the transmission network involving transmission via a mobile phone network
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/60Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/61Network physical structure; Signal processing
    • H04N21/6156Network physical structure; Signal processing specially adapted to the upstream path of the transmission network
    • H04N21/6181Network physical structure; Signal processing specially adapted to the upstream path of the transmission network involving transmission via a mobile phone network
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/60Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/63Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
    • H04N21/632Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing using a connection between clients on a wide area network, e.g. setting up a peer-to-peer communication via Internet for retrieving video segments from the hard-disk of other client devices
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M1/00Substation equipment, e.g. for use by subscribers; Analogous equipment at exchanges
    • H04M1/72Substation extension arrangements; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selecting
    • H04M1/725Cordless telephones
    • H04M1/72519Portable communication terminals with improved user interface to control a main telephone operation mode or to indicate the communication status
    • H04M1/72522With means for supporting locally a plurality of applications to increase the functionality
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/234Processing of video elementary streams, e.g. splicing of video streams, manipulating MPEG-4 scene graphs
    • H04N21/2343Processing of video elementary streams, e.g. splicing of video streams, manipulating MPEG-4 scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements
    • H04N21/234327Processing of video elementary streams, e.g. splicing of video streams, manipulating MPEG-4 scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements by decomposing into layers, e.g. base layer and one or more enhancement layers
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/238Interfacing the downstream path of the transmission network, e.g. adapting the transmission rate of a video stream to network bandwidth; Processing of multiplex streams
    • H04N21/2381Adapting the multiplex stream to a specific network, e.g. an Internet Protocol [IP] network
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network, synchronizing decoder's clock; Client middleware
    • H04N21/438Interfacing the downstream path of the transmission network originating from a server, e.g. retrieving MPEG packets from an IP network
    • H04N21/4381Recovering the multiplex stream from a specific network, e.g. recovering MPEG packets from ATM cells
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W88/00Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/02Terminal devices
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W92/00Interfaces specially adapted for wireless communication networks
    • H04W92/16Interfaces between hierarchically similar devices
    • H04W92/18Interfaces between hierarchically similar devices between terminal devices

Abstract

The present invention provides a method for supporting a mobile telephone television program sharing between a sender and a receiver. The sender receives, deciphers, and decodes a data stream of the mobile phone television program, and then recodes and encapsulates the packet into a receiver. After receiving and decoding the packet, the receiving end acquires the cellular phone television program. The present invention also provides a mobile terminal supporting mobile telephone television program sharing. According to the method according to the present invention, sharing of a mobile telephone television program between mobile terminal locations can be realized.

Description

METHOOD AND MOBILE TERMINAL FOR SHARING MOBILE PHONE TELEVISION PROGRAM}

TECHNICAL FIELD The present invention relates to the field of mobile communications, and more particularly, to a method and a mobile terminal for supporting mobile phone television program sharing.

As the 3G network matures and the performance of the mobile terminal is improved, the mobile phone television service for watching television using the mobile terminal is rapidly developing, and since the mobile terminal is easy to carry, the mobile phone television is compared to the conventional television. It shows a wider influence.

Mobile phone television services based on the CMMB (China Mobile Multimedia Broadcasting) scheme have been developed rapidly. Some terminal companies have already launched related commercial products, and mobile phone television content service merchandisers As the program increases, users can enjoy more and more diverse program contents on mobile terminals.

Users want to be able to enjoy a variety of television programs on their cell phones and share them with their friends, while the other party also wants to enjoy a variety of programs on their cell phones. However, the current CMMB-based mobile phone television system must be equipped with a professional hardware chip in the mobile phone to support the program play, and the CMMB hardware chip mainly deciphers and decodes the CMMB mobile phone television data. Completion, mobile phones without professional CMMB hardware chips will not be able to enjoy mobile phone television programs.

Therefore, a mobile phone television program is shared between different mobile terminal areas, and a method for enjoying a television program in a mobile phone that does not have a special CMMB hardware chip is provided.

The present invention provides a method for supporting mobile phone television program sharing, which can share mobile phone television programs among different mobile terminal areas, and can satisfy the demand for enjoying mobile TV programs of mobile terminal users who do not have a CMMB hardware chip installed. An object of the present invention is to provide a mobile terminal.

In order to achieve the above object, the present invention provides a method for supporting the mobile telephone television program sharing between the sending end and the receiving end,

The sender receives, deciphers, and decodes the data stream of the mobile phone television program, and then coded again to encapsulate the packet and send the packet to the receiver. After receiving and decoding the packet, the receiver receives the mobile phone television program. Include.

Further, the method may have the following features: the sending end initiates a program sharing request before sending the packet and to the receiving end, and only after receiving a response message accepting the sharing of the program of the receiving end. Send it.

Further, the method may also have the following features: the sender initiates the program sharing request via a CS call established with the receiver, or the sender sends a push short message. Initiate the program sharing request.

Further, the method may also have the following features: the sending end sends the packet via a packet service data link.

Further, the method may also have the following features: the packet is a real time transport protocol RTP packet.

In another aspect, the present invention provides a mobile terminal that supports mobile phone television program sharing, wherein the mobile terminal receives, deciphers and decodes a data stream of the mobile phone television program, and then coded again to encapsulate and share the packet. Only send to the mobile terminal.

Further, the mobile terminal may have the following features, i.e., the mobile terminal further initiates a program sharing request to the counterpart mobile terminal and receives a response message to accept the program sharing of the counterpart mobile terminal. The packet is then sent.

Further, the mobile terminal may have the following features, that is, the mobile terminal also establishes a CS call with the counterpart mobile terminal, initiates the program sharing request through the CS call, or otherwise the mobile terminal. Initiates the program sharing request through a method of sending a push short message to the counterpart mobile terminal.

Further, the mobile terminal may have the following features: the mobile terminal also activates a packet service data link and sends the packet over the packet service data link.

Further, the mobile terminal may also have the following features: the packet encapsulated by the mobile terminal is a real time transport protocol RTP packet.

Using the method of the present invention, mobile phone television program sharing based on CMMB between mobile terminal areas can be implemented, and in particular, a mobile terminal not equipped with some CMMB hardware chips can enjoy mobile phone television programs.

According to the present invention, it is possible to support sharing of mobile phone television programs based on CMMB between mobile terminal areas, and in particular, to satisfy the demand for enjoying mobile phone television programs of mobile terminal users that do not have some CMMB hardware chips. In addition, the method presented in the present invention can also significantly increase the revenue of mobile network operations and television program content service merchandisers.

BRIEF DESCRIPTION OF THE DRAWINGS The drawings described herein are intended to assist in further understanding of the present invention, and belong to a part of the present application, and exemplary embodiments of the present invention and description thereof are for explaining the present invention, which limit the present invention. It is not.
1 is a flow chart applying a method for supporting sharing of a mobile phone television program of the present invention.

In the core idea of the method of supporting the mobile telephone television program sharing of the present invention, among the mobile terminals sharing the mobile telephone television program, one of the mobile terminals can directly receive the mobile telephone television program from the mobile multimedia broadcasting network, The received mobile phone television program is de- ciphered, decoded, and then coded again and sent to the shared mobile terminal, which is then decoded and played to achieve the purpose of sharing the mobile phone television program.

A user enjoys a mobile phone television and simultaneously initiates a call to determine a counterpart mobile terminal to share. The mobile terminal receives CMMB television data from a mobile multimedia broadcasting network, transmits the signal to a decoder, and proceeds to deciphering and decoding. And the data after decoding is provided through the demultiplexing, the data of one branch is provided to the mobile terminal, and the audio stream of the data of the other branch is coded through the AAC coding scheme, and the video stream is performed through the AVS-M coding scheme. Coded, but the present invention is not limited to the AAC, AVS-M coding scheme; Acquire coded video data through modules such as sequential conversion, quantization, entropy coding, intra-frame prediction, inter-frame prediction, loop filtering, etc.Then, RTP (Realtime Transport Protocol) for the coded audio / video data ) The packing operation is performed, the packet is sent to the opposite mobile terminal through the packet network, and the opposite mobile terminal performs RTP unpacking on the RTP packet received through the packet network, and then the audio stream data and the video stream data are audio. It transmits to the decoding module and the video decoding module to reduce the mobile phone television program contents, thereby implementing sharing between different mobile terminal areas of the mobile phone television program.

The present invention provides a method for supporting mobile phone television program sharing, wherein a mobile terminal sharing a mobile phone television program is called a sender and a receiver, respectively, wherein the sender uses a mobile phone television program from a mobile multimedia broadcasting network. Supporting receiving and displaying, the receiving end is not limited, i.e., the receiving end may or may not support receiving and displaying the mobile phone television program from the mobile multimedia broadcasting network, comprising the following steps do.

step s1: the sending end and the receiving end constitute a CS call;

step s2: the sending end activates its packet service (PS) data link;

step s3: the sending party opens his cell phone television client to watch the cell phone television program;

Among them, the mobile telephone television client end receives the mobile telephone television program data stream from the mobile multimedia broadcasting network, performs deciphering and decoding, and displays it;

Among them, the execution order of the steps s1, s2, and s3 is not limited;

step s4: the sending end initiates a mobile phone television program sharing request to the receiving end via a CS call and waits for receiving a response message from the receiving end; The receiving end returns a response message to the sending end after receiving the corresponding program sharing request, if the receiving end accepts sharing, it must activate its PS data link;

The sending end may also initiate a mobile phone television program sharing request back to the receiving end in the context of confirming that the receiving end PS data link is activated;

step s5: if the sending end receives the program sharing acknowledgment message of the receiving end, it sends the mobile phone television program content currently displayed to the receiving end, and the sending end and / or the receiving end may hang up the CS call;

Sending the mobile phone television program content currently being displayed by the sender specifically includes recoding the decipher and decoded mobile phone television program data streams and packing them in a packet;

Step s6: If the sender receives a response message that refuses to share the program of the receiver, informs the user that the receiver refuses to share and ends sharing of the session.

In another exemplary embodiment of the present invention, the sending end and the receiving end do not form a CS call, and the sending end sends the television program sharing request to the receiving end through the push short message method.

Hereinafter, the present invention will be described in more detail with reference to one embodiment.

1 is a flowchart of a mobile terminal program sharing method of the present invention. Referring to Fig. 1, a process of supporting a program sharing function in a mobile phone television program display process by the mobile terminal of the present invention will be described in detail.

Step 110: the mobile terminal A and the mobile terminal B establish a CS call;

Step 120: the mobile terminal A completes activation of the PS data link;

Step 130: the mobile terminal A opens the cellular telephone television customer terminal, receives the CMMB cellular telephone television data stream, and completes deciphering and decoding of the cellular telephone program data stream through the CMMB chip;

Step 140: the mobile terminal A initiates a mobile phone television program sharing request to the mobile terminal B in the CS call state;

Step 150: the mobile terminal B determines whether the mobile terminal A receives the mobile telephone television program sharing request; if rejected, proceeds to step 160; if it accepts, proceeds to step 170;

In step 160, the mobile terminal B rejects the sharing of the current mobile phone television program and returns a response message for rejecting the sharing to the mobile terminal A. The mobile terminal A terminates the sharing of the current program, hangs up the CS call, and ends the process. ;

Step 170: the mobile terminal B activates the PS data link;

Step 180: the program sharing module of mobile terminal A packs the deciphered and decoded mobile phone television program data stream into coding and packets by the CMMB chip and then sends the packet to mobile terminal B;

Among them, the audio stream is coded through the AAC coding scheme, the video stream is coded through the AVS-M coding scheme, and sequentially passes through modules such as transform, quantization, entropy coding, intra-frame prediction, inter-frame prediction, and loop filtering. And after acquiring the coded video data, performing an RTP packing operation on the coded audio / video data; The present invention is not limited to the AAC coding scheme and the AVS-M coding scheme, and of course, other coding schemes may be used;

Step 190: the program sharing module of the mobile terminal B performs the unpacking and decoding operation after receiving the packet sent by the mobile terminal A from the PS data link;

Specifically, after the RTP unpacking on the RTP packet received from the mobile terminal A, the audio stream data and the video stream data are transmitted to the audio decoding module and the video decoding module for decoding.

Step 200: Display the mobile phone television program after the mobile terminal B is decoded to implement sharing between mobile terminals A and B of the mobile phone television program.

In another aspect, the present invention provides a mobile terminal that supports sharing of a mobile phone television program. The mobile terminal receives, deciphers and decodes a data stream of the mobile phone television program, and then coded again to encapsulate and share a packet. However, before sending the packet, the mobile terminal initiates a program sharing request to the counterpart mobile terminal, and sends the packet after receiving a response message that accepts the program sharing of the counterpart mobile terminal.

The present invention is not limited to sharing CMMB type mobile phone television programs, and also supports sharing of mobile phone television programs of other mobile multimedia broadcasting types, and the sending end receives and deciphers and decodes other types of mobile phone television programs. After that, it is coded and packed again and sent to the receiving end to share the mobile telephone television program with the receiving end.

In the above described and illustrated with respect to the preferred embodiment of the present invention, the present invention is not limited only to the above-described embodiment, those skilled in the art to which the present invention belongs to the gist of the technical idea of the present invention Various changes can be made without departing from the scope, but all such modifications should fall within the protection scope of the present invention.

Claims (10)

  1. In the method of supporting the mobile telephone television program sharing between the sender and the receiver, the sender receives, deciphers, and decodes the data stream of the mobile phone television program, and then coded it again, encapsulated in a packet, and sent to the receiver. And after said packet receiving and decoding, acquiring said mobile telephone television program.
  2. The method of claim 1,
    The sending end initiates a program sharing request before sending the packet and to the receiving end, and sends the packet only after receiving a response message accepting the sharing of the program by the receiving end. How to support it.
  3. The method of claim 2,
    The sending end initiates the program sharing request through a CS call established with the receiving end, or the sending end initiates the program sharing request by sending a push short message. How to support television program sharing.
  4. The method of claim 1,
    And said sending end sends said packet via a packet service data link.
  5. The method of claim 1,
    And said packet is a real-time transport protocol RTP packet.
  6. In a mobile terminal supporting mobile phone television program sharing, the mobile terminal receives, deciphers, and decodes a data stream of the mobile phone television program, and then recodes it to be encapsulated in a packet and sent to a counterpart mobile terminal to be shared. A mobile terminal for supporting mobile phone television program sharing, characterized in that it is used to.
  7. The method of claim 6,
    The mobile terminal is further used for initiating a program sharing request to the counterpart mobile terminal and sending the packet after receiving a response message accepting the program sharing of the counterpart mobile terminal. Mobile terminal supporting sharing.
  8. The method of claim 7, wherein
    The mobile terminal also establishes a CS call with the counterpart mobile terminal, initiates the program sharing request through a CS call, or the mobile terminal transmits a Push short message to the counterpart mobile terminal. A mobile terminal supporting mobile phone television program sharing, characterized in that it is used to initiate a program sharing request.
  9. The method of claim 6,
    And the mobile terminal is further used for activating a packet service data link and for sending the packet over the packet service data link.
  10. The method of claim 6,
    And said packet encapsulated by said mobile terminal is a real-time transmission protocol RTP packet.
KR1020117011589A 2008-12-03 2008-12-03 Method and mobile terminal for sharing mobile phone television program KR101302880B1 (en)

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CN102469352A (en) * 2010-11-17 2012-05-23 芯讯通无线科技(上海)有限公司 Method for realizing mobile phone television video sharing and mobile phone
CN102421033A (en) * 2011-12-12 2012-04-18 四川长虹电器股份有限公司 Method for sharing television program on mobile terminal
CN103167343B (en) * 2011-12-14 2016-05-25 宏碁股份有限公司 The method of electronic installation, electronic system and shared data
CN103200443B (en) * 2012-01-04 2016-01-20 中国移动通信集团公司 A kind of method, equipment and multimedia data processing system sending multi-medium data

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CN101946512A (en) 2011-01-12
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